Comfort Bath Rinse-Free Shampoo and Conditioner Cap is the first complete, one-step hair care system in a convenient, microwavable cap. Thoroughly shampoos and conditions hair with out water in one easy step. No rinse, no mess. Microwaves in seconds for warm soothing comfort. Ultra- soft and gentle to the head and scalp. Effectively cleans EEG gel, blood, iodine, ect.